Driver diameter: 50mm

Impedance: 16Ohm+/-15%

Sensitivity: 108dB +/- 3dB

Frequency range: 20-20KHz

Mic dimension: 6.0 * 5.0mm

Mic sensitivity: -38dB +/- 3dB

Mic impedance: 2.2kohm

Directivity: Omni-directional

LED working voltage: DC5V +/- 5%

Working current: Below 100mA

Headset interface: USB (plug the USB connector, LED light is on, unplug, it off) + 3.5mm stere

Cable length: Approx. 2.2m / 7.22ft